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AssigneeOldcastle Apg, Inc.
InventorsRonald J. Scherer, Leonard Browning, Robert J. Lundell, Steven E. Hinde
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A method of filling a mould with a settable material, such as a cementitious mixture, is disclosed. The mould includes a plurality of cavities that open to a top face of the mould, and is suitable for forming building elements, such as pavers, for covering surfaces. The method includes providing an additional volume per unit area of settable material to at least part of selected ones of the cavities, and compacting the settable material in at least part of all of the cavities, including the additional volume per unit area of settable material provided to the selected ones of the cavities, to substantially the same thickness. A mould and a scraper suitable for use in the method are also disclosed.
A method of filling a mould with a settable material, the mould including a plurality of cavities that open to a top face of the mould, the method including:
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A mould for a settable material, including a plurality of cavities that open to a top face of the mould, wherein the mould includes depth-increasing features that increase the depth of at least part of selected ones of the cavities relative to the other cavities.
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A scraper suitable for levelling a settable material in a mould, the scraper having a bottom edge for scraping a top surface of the mould, wherein at least a portion of the bottom edge has a shape that is adjustable as the scraper moves in a process direction, in use.
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Dependencies are inferred from the claim text.